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2025-11-20 - 14:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Thu Nov 20, 2025 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050670,0irq/25-eth00-21swapper/119:05:201
110050610,0irq/25-eth00-21swapper/319:05:263
110050580,0irq/25-eth00-21swapper/219:09:352
9950560,0irq/24-0000:00:0-21swapper/019:05:430
31558991918,0cyclictest31476-21sshd22:25:133
31558991714,0cyclictest12546-21sshd21:53:303
9950160,0irq/24-0000:00:0-21swapper/223:43:162
3155899160,0cyclictest0-21swapper/323:25:213
31558991514,0cyclictest0-21swapper/323:47:283
31558991514,0cyclictest0-21swapper/322:54:083
31558991513,0cyclictest4473-21sshd22:39:023
31558991513,0cyclictest0-21swapper/321:30:103
31558991512,0cyclictest9908-21bash22:16:223
31557991512,0cyclictest0-21swapper/221:24:142
3155799150,0cyclictest0-21swapper/223:14:152
3155799150,0cyclictest0-21swapper/221:40:102
31556991514,0cyclictest0-21swapper/100:02:201
3155699150,0cyclictest0-21swapper/120:45:201
3155599150,0cyclictest0-21swapper/023:29:410
31558991413,0cyclictest0-21swapper/321:29:343
31558991412,0cyclictest0-21swapper/322:55:523
31558991412,0cyclictest0-21swapper/300:32:113
3155899140,0cyclictest0-21swapper/323:43:583
3155899140,0cyclictest0-21swapper/322:44:153
3155899140,0cyclictest0-21swapper/322:44:153
3155899140,0cyclictest0-21swapper/321:40:143
3155799141,0cyclictest110050irq/25-eth023:18:522
3155799140,0cyclictest0-21swapper/221:50:492
31556991413,0cyclictest0-21swapper/121:49:261
31556991413,0cyclictest0-21swapper/100:22:101
31556991412,0cyclictest0-21swapper/121:10:031
3155699140,0cyclictest0-21swapper/121:20:091
31555991413,0cyclictest0-21swapper/021:23:310
31555991411,0cyclictest7956-21cp00:00:350
110050140,0irq/25-eth00-21swapper/200:39:582
31558991312,0cyclictest0-21swapper/321:17:293
3155899130,0cyclictest31478-21sshd00:06:093
3155899130,0cyclictest0-21swapper/322:47:453
3155899130,0cyclictest0-21swapper/321:12:293
3155899130,0cyclictest0-21swapper/320:45:113
3155899130,0cyclictest0-21swapper/300:15:133
31557991312,0cyclictest24783-21sshd22:14:392
31557991312,0cyclictest24783-21sshd22:14:382
31557991312,0cyclictest0-21swapper/222:34:372
31557991310,0cyclictest3035-21sshd00:09:522
3155799130,0cyclictest0-21swapper/223:21:122
3155799130,0cyclictest0-21swapper/200:28:342
31556991312,0cyclictest0-21swapper/122:16:081
31556991312,0cyclictest0-21swapper/100:39:091
3155699130,0cyclictest0-21swapper/123:26:471
3155699130,0cyclictest0-21swapper/100:11:231
31555991312,0cyclictest30401-21sshd21:15:160
31555991312,0cyclictest26175-21sshd23:00:390
3155599130,0cyclictest5508-21sshd23:31:250
3155599130,0cyclictest11281-21sshd00:17:330
3155599130,0cyclictest0-21swapper/020:05:160
1599130,0watchdog/00-21swapper/021:49:550
31558991211,0cyclictest30350-21sshd21:21:543
31558991211,0cyclictest0-21swapper/323:37:353
31558991211,0cyclictest0-21swapper/300:39:513
31558991210,0cyclictest0-21swapper/323:57:413
31557991210,0cyclictest10626-21bash23:51:102
3155799120,0cyclictest0-21swapper/200:19:302
3155799120,0cyclictest0-21swapper/200:00:152
31556991212,0cyclictest0-21swapper/100:31:141
31556991211,0cyclictest7461-21sshd22:32:391
31556991211,0cyclictest19799-21sshd23:09:551
31556991211,0cyclictest0-21swapper/121:50:001
31556991210,0cyclictest26892-21sshd23:10:301
3155699120,0cyclictest0-21swapper/122:35:321
3155699120,0cyclictest0-21swapper/120:08:571
31555991212,0cyclictest0-21swapper/022:25:540
31555991211,0cyclictest0-21swapper/023:52:060
31555991211,0cyclictest0-21swapper/000:10:130
31555991210,0cyclictest638-21bash00:09:380
31555991210,0cyclictest0-21swapper/000:26:020
3155599120,0cyclictest0-21swapper/022:56:060
3155599120,0cyclictest0-21swapper/022:06:300
3155599120,0cyclictest0-21swapper/021:50:280
3155599120,0cyclictest0-21swapper/021:10:520
191120,0ktimersoftd/10-21swapper/122:28:551
110050120,0irq/25-eth07180-21sshd22:09:311
110050120,0irq/25-eth025131-21kworker/3:223:03:413
110050120,0irq/25-eth017494-21sshd23:48:452
9950110,0irq/24-0000:00:13422-21sshd22:56:062
41110,0ktimersoftd/021498-21sshd22:17:360
41110,0ktimersoftd/00-21swapper/023:13:020
31558991111,0cyclictest0-21swapper/322:14:593
31558991111,0cyclictest0-21swapper/322:14:593
31558991111,0cyclictest0-21swapper/319:55:073
31558991110,0cyclictest0-21swapper/322:34:583
31558991110,0cyclictest0-21swapper/300:24:523
31557991110,0cyclictest10335-21sshd00:10:282
31557991110,0cyclictest0-21swapper/223:55:032
31557991110,0cyclictest0-21swapper/223:25:162
31557991110,0cyclictest0-21swapper/221:15:582
3155799110,0cyclictest0-21swapper/222:26:522
31556991111,0cyclictest0-21swapper/123:30:151
31556991111,0cyclictest0-21swapper/119:51:171
31556991110,0cyclictest17134-21sshd21:33:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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